CN111167103B - Service device for table tennis training - Google Patents
Service device for table tennis training Download PDFInfo
- Publication number
- CN111167103B CN111167103B CN202010067394.8A CN202010067394A CN111167103B CN 111167103 B CN111167103 B CN 111167103B CN 202010067394 A CN202010067394 A CN 202010067394A CN 111167103 B CN111167103 B CN 111167103B
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- ball
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- table tennis
- hydraulic cylinder
- cylinder
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 17
- 230000017105 transposition Effects 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 9
- 235000017491 Bambusa tulda Nutrition 0.000 description 9
- 241001330002 Bambuseae Species 0.000 description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 9
- 239000011425 bamboo Substances 0.000 description 9
- 230000003028 elevating effect Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 2
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
- A63B69/406—Stationarily-arranged devices for projecting balls or other bodies with rotating discs, wheels or pulleys gripping and propelling the balls or bodies by friction
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to a service device for table tennis training, which belongs to the technical field of auxiliary appliances for physical training and comprises a ball outlet cylinder, wherein a first hydraulic cylinder is coaxially sleeved in the ball outlet cylinder, a cylinder body of the first hydraulic cylinder is fixed with one end of the ball outlet cylinder, a driving device is arranged at the tail end of a piston rod of the first hydraulic cylinder, an output shaft of the driving device is coaxial with the piston rod of the first hydraulic cylinder, an installation box is coaxially sleeved and fixed on the output shaft of the driving device, a transverse displacement assembly is arranged in the installation box, and a moving member of the transverse displacement assembly penetrates out of one side of the installation box, which is far away from the driving device, and then a ball. The driving device can drive the ball hitting piece to rotate to complete the transposition of the ball hitting piece, so that the position of the inclined plane is changed, the ball hitting piece can move left and right under the driving of the transverse displacement assembly, the first hydraulic cylinder provides ball hitting power for the ball hitting piece, a plurality of table tennis ball hitting modes in actual confrontation can be provided under the combined action, the level of an athlete can be effectively improved, and the training efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of auxiliary tools for physical training, and particularly relates to a service device for table tennis training.
Background
The ball control ability of the table tennis is an important index influencing the performance of a table tennis player, a large amount of exercise time and exercise intensity are needed to be used as supports, in the conventional training at present, one part uses double countermeasures, which needs to depend on the development stability of an accompanying person, and the training efficiency is very low, and the other part uses a conventional ball serving device, such as a table tennis serving device for sports training with the authorization notice number of CN108187329B, which depends on a linear driving mechanism to serve a falling ball to complete the serving action, but because the device only can provide the ball with single-direction movement in the form of parabolic movement, a plurality of table tennis hitting modes in the actual countermeasures cannot be provided to the maximum extent, the training mode is single, and the level of the player cannot be effectively improved.
Disclosure of Invention
In view of the above, the present invention provides a service device for table tennis training, so as to solve the deficiencies in the prior art.
The technical scheme of the invention is as follows:
the utility model provides a table tennis training is with device of batting, includes a ball section of thick bamboo, coaxial suit is provided with pneumatic cylinder one in a ball section of thick bamboo, the cylinder body of pneumatic cylinder one is fixed with the one end of a ball section of thick bamboo, the piston rod end of pneumatic cylinder one is provided with drive arrangement, drive arrangement's output shaft is coaxial with the piston rod of pneumatic cylinder one, coaxial suit is fixed with the install bin on drive arrangement's the output shaft, be provided with the lateral displacement subassembly in the install bin, the moving member of lateral displacement subassembly is worn out and is provided with the inclination adjustable piece of batting at its end behind one side that the install bin deviates from drive arrangement.
Preferably, the transverse displacement assembly comprises a second hydraulic cylinder fixed on the inner wall of the installation box, the second hydraulic cylinder is perpendicular to the first hydraulic cylinder, and a pushing block fixed with the ball hitting part is fixed at the tail end of a piston rod of the second hydraulic cylinder.
Preferably, the device also comprises a pitching adjusting device used for adjusting the elevation angle of the ball outlet barrel, and the pitching adjusting device is connected with the ball outlet barrel.
Preferably, every single move adjusting device includes the base, be provided with the steering wheel on the base, the central line of the output shaft of steering wheel is perpendicular with the central line of a ball section of thick bamboo, coaxial suit is fixed with the pivot on the output shaft of steering wheel, the pivot deviates from the one end of steering wheel and erects on the support through the bearing, the support is fixed with the base, be fixed with the connecting block that is used for connecting a ball section of thick bamboo in the pivot, the connecting block is fixed with the one end of a ball section of thick bamboo.
Preferably, the pitching adjusting device is arranged above a U-shaped clamping piece used for being connected with the table tennis table.
Preferably, the U-shaped clamping piece comprises an installation block, a first plate body and a second plate body which are perpendicular to the installation surface of the installation block are arranged at two ends of the installation block respectively, one ends of the first plate body and the second plate body are fixed with the installation block respectively, and a plurality of first fastening structures used for fixing the position of the U-shaped clamping piece are arranged on the installation block, the first plate body and the second plate body respectively.
Preferably, a guide groove is formed above the mounting block, a moving block is arranged in the guide groove, the moving block is fixed with the base, and a fastening structure II for fixing the position of the base is arranged on the base.
Preferably, the ball outlet cylinder is communicated with the ball storage box through a ball conveying pipe, a photoelectric sensor for sensing whether table tennis balls come out is arranged on the ball conveying pipe, the photoelectric sensor is electrically connected with an external controller, a stepping motor is arranged in the ball storage box, four curved surface blocking rods for shifting the table tennis balls to sequentially descend are uniformly distributed on an output shaft of the stepping motor, and the stepping motor is respectively electrically connected with the controller and the storage battery.
Preferably, the driving device comprises a variable frequency motor and a speed reducer connected with the variable frequency motor, and the variable frequency motor is electrically connected with the controller.
Preferably, the batting piece includes the mounting panel with the moving member fixed connection of lateral displacement subassembly, the one side symmetry that the mounting panel deviates from the lateral displacement subassembly is provided with two elevating gear, elevating gear's one end is fixed with the mounting panel, the other end of mounting panel with hit the ball piece articulated.
According to the service device for table tennis training provided by the invention, the driving device can drive the ball hitting piece to rotate to complete the transposition of the ball hitting piece, so that the position of the inclined plane is changed, the ball hitting piece can move left and right under the driving of the transverse displacement component, the hydraulic cylinder I provides power for hitting the ball hitting piece, and under the condition that the transverse displacement component and the hydraulic cylinder I are used in a matched manner, various training modes of direct pushing, left rotating, right rotating, top rotating and bottom rotating or a composite training mode of the training modes can be provided for table tennis.
Compared with the prior art, the invention can provide a plurality of table tennis batting modes in actual confrontation, so that the training modes are various and have high comprehensiveness, the level of athletes can be effectively improved, the training efficiency is improved, the practicability is strong, and the invention is worthy of popularization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front view of a portion of the structure of the present invention;
FIG. 3 is a schematic top view of a portion of the present invention;
fig. 4 is a schematic view of the structure inside the installation box and the connecting accessories thereof.
Detailed Description
The invention provides a service device for table tennis training, which is described below with reference to the schematic structural diagrams of fig. 1 to 4.
Example 1
As shown in fig. 1, 2 and 3, the service device for table tennis training provided by the invention comprises a ball outlet barrel 6, wherein a hydraulic cylinder I12 for providing impact force to a ball hitting piece 7 is arranged in the ball outlet barrel 6, the hydraulic cylinder I12 and the ball outlet barrel 6 are coaxial, a cylinder body of the hydraulic cylinder I12 is fixed with one end of the ball outlet barrel 6, and a driving device 10 is arranged at the tail end of a piston rod of the hydraulic cylinder I12.
The driving device 10 includes a variable frequency motor and a speed reducer connected to the variable frequency motor, and the variable frequency motor is electrically connected to an external controller.
The driving device 10 may also be a single variable frequency motor, and the variable frequency motor is electrically connected to an external controller.
An output shaft of the driving device 10 is coaxial with a piston rod of the first hydraulic cylinder 12, a mounting box 11 is fixed at the tail end of the output shaft of the driving device 10, and the mounting box 11 is coaxial with the piston rod of the first hydraulic cylinder 12.
Specifically, as shown in fig. 4, a second hydraulic cylinder 17 for providing a rotary force for the table tennis ball is arranged inside the mounting box 11, the second hydraulic cylinder 17 is perpendicular to the first hydraulic cylinder 12, a pushing block 18 fixed to the ball striking member 7 is fixed to the end of a piston rod of the second hydraulic cylinder 17, and the pushing block 18 penetrates through one side of the mounting box 11 away from the driving device 10 and is connected to the ball striking member 7 with an adjustable inclination angle at the end thereof.
Furthermore, the ball outlet cylinder 6 is communicated with a ball storage box 14 through a ball conveying pipe 13, a photoelectric sensor for sensing whether the table tennis balls come out or not is arranged on the ball conveying pipe 13 and electrically connected with an external controller, a stepping motor 15 is arranged in the ball storage box 14, four curved surface stop rods 16 for shifting the table tennis balls to sequentially lower are uniformly distributed on an output shaft of the stepping motor 15, and the stepping motor 15 is respectively electrically connected with the controller and the storage battery.
When the table tennis ball hitting device is used, the stepping motor 15 drives the curved surface blocking rod 16 to rotate, so that table tennis balls fall in sequence, and when the table tennis balls fall through the photoelectric sensor, the controller sends a control instruction to the hydraulic cylinder I12, so that a piston rod of the hydraulic cylinder I12 extends out, and the ball hitting action is completed.
Taking the left-handed rotation as an example, in use, the controller sends a control instruction to the second hydraulic cylinder 17, the second hydraulic cylinder 17 controls the push block 18 to move leftwards or rightwards to drive the position of the ball hitting part 7 to change, the ball hitting part 7 not only provides forward power for a ball when contacting the ball, but also provides rotating force for the ball due to the left movement of the ball hitting part 7, and the movement of the ball is changed into a compound movement form of rotating and advancing.
Specifically, hit ball spare 7 including with ejector pad 18 fixed connection's mounting panel, the one side symmetry that the mounting panel deviates from the lateral shifting subassembly is provided with two elevating gear, elevating gear's one end and mounting panel are fixed, the other end of mounting panel with hit the ball spare articulated.
In particular, the lifting device may preferably be a hydraulic cylinder, which is also electrically connected to an external controller.
When in use, the driving device 10 can drive the ball hitting part 7 to integrally rotate, so that circumferential indexing rotation transposition is realized, and the inclination angle position of the ball hitting part is changed.
The inclination angle of the ball hitting piece is adjusted through the two lifting devices, when the heights of the two hydraulic cylinders are the same, the inclination angle of the ball hitting piece is 0 degree, at the moment, the ball hitting device is equivalent to a conventional ball hitting device, a straight-out type ball launching under the action of straight pushing can be realized, and the table tennis only can do one-way parabolic motion; under the state of the difference of height of two pneumatic cylinders, then the inclination of batting the piece can be set for according to the predetermined multiple state of predetermineeing of controller, and at this moment, under the different state of inclination of the piece of batting of slope, compound modes such as levogyration, dextrorotation, underspin and top spin can be realized to cooperation pneumatic cylinder two 17 and pneumatic cylinder one 12 for the motion mode of table tennis is various, has increased the degree of difficulty that the training person received the ball, and the person of being convenient for carries out the exercise of control table tennis under the multiple mode.
Example 2
As a further improvement on the embodiment 1, in order to increase the motion diversity of the table tennis ball, a pitch adjusting device for adjusting the elevation angle of the ball outlet barrel 6 is further added on the side below the ball outlet barrel 6, and the pitch adjusting device is connected with the ball outlet barrel 6.
Furthermore, every single move adjusting device includes base 2, fixed steering wheel 4 on the base 2, the central line of the output shaft of steering wheel 4 is perpendicular with the central line of a ball section of thick bamboo 6, coaxial suit is fixed with pivot 9 on the output shaft of steering wheel 4, pivot 9 deviates from the one end of steering wheel 4 and erects on support 8 through the bearing, support 8 is fixed with base 2, be fixed with connecting block 5 that is used for connecting a ball section of thick bamboo 6 in the pivot 9, connecting block 5 is fixed with the one end of a ball section of thick bamboo 6.
Wherein, steering wheel 4 chooses MG995 or MG996R type steering wheel for use, realizes the rotation in certain angle range.
In use, the steering engine 4 drives the connecting block 5 and the ball outlet cylinder 6 arranged on the connecting block 5 to synchronously rotate, so that the change of the elevation angle of the ball outlet cylinder 6 is realized, and the drop point of the table tennis is changed.
Example 3
As a further improvement on embodiment 2, in order to improve the stability of the pitch adjustment device, a U-shaped clip 1 structure is further added below the pitch adjustment device, and the U-shaped clip 1 structure is used for connecting with a ping-pong table.
Further, the U-shaped clamping piece 1 comprises an installation block 101, a first plate body 102 and a second plate body 103 perpendicular to an installation surface of the installation block 101 are respectively arranged at two ends of the installation block 101, one ends of the first plate body 102 and one ends of the second plate body 103 are respectively fixed with the installation block 101, and a plurality of first fastening structures 3 used for fixing the position of the U-shaped clamping piece 1 are respectively arranged on the installation block 101, the first plate body 102 and the second plate body 103.
Specifically, the first fastening structure 3 is one of a fastening screw and a bolt.
When the table tennis table is used, the U-shaped clamping piece 1 and one corner of the table tennis table are connected and fastened by the first fastening structure 3, and the stability of accessories on the U-shaped clamping piece 1 is improved.
Example 4
As a further improvement on embodiment 3, in order to increase the adaptability of the device during training, a guide groove is arranged above the mounting block 101, a moving block is arranged in the guide groove, the moving block is fixed with the base 2, and a second fastening structure for fixing the position of the base 2 is arranged on the base 2.
According to the service device for table tennis training provided by the invention, the driving device can drive the ball hitting piece to rotate to complete ball hitting piece transposition so as to change the position of the inclined plane, the ball hitting piece can move left and right under the driving of the transverse displacement component, the hydraulic cylinder I provides ball hitting power for the ball hitting piece, and under the condition that the transverse displacement component and the hydraulic cylinder I are used in a matched manner, a left-handed, right-handed, up-handed and down-handed training mode can be provided for table tennis, a plurality of table tennis ball hitting modes in actual confrontation are provided, so that the training modes are various and high in comprehensiveness, the level of an athlete can be effectively improved, the training efficiency is improved, the practicability is strong, and the service device is worthy of popularization.
The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. A service device for table tennis training comprises a ball outlet cylinder (6), and is characterized in that a first hydraulic cylinder (12) is coaxially sleeved in the ball outlet cylinder (6), the cylinder body of the first hydraulic cylinder (12) is fixed with one end of the ball outlet cylinder (6), a driving device (10) is arranged at the tail end of the piston rod of the first hydraulic cylinder (12), the output shaft of the driving device (10) is coaxial with the piston rod of the first hydraulic cylinder (12), a mounting box (11) is coaxially sleeved and fixed on the output shaft of the driving device (10), a transverse displacement assembly is arranged in the mounting box (11), and a moving member of the transverse displacement assembly penetrates out of one side, away from the driving device (10), of the mounting box (11) and then is provided with a ball hitting part (7) with an adjustable inclination angle at the tail end of the mounting box;
the ball hitting part (7) comprises a mounting plate fixedly connected with the moving part of the transverse displacement assembly, two lifting devices are symmetrically arranged on one side of the mounting plate, which is far away from the transverse displacement assembly, one end of each lifting device is fixed with the mounting plate, and the other end of each mounting plate is hinged with the ball hitting part;
the device also comprises a pitching adjusting device used for adjusting the elevation angle of the ball outlet cylinder (6), and the pitching adjusting device is connected with the ball outlet cylinder (6);
the pitching adjusting device comprises a base (2), a steering engine (4) is arranged on the base (2), the central line of an output shaft of the steering engine (4) is perpendicular to the central line of a ball outlet cylinder (6), a rotating shaft (9) is coaxially sleeved and fixed on the output shaft of the steering engine (4), one end, away from the steering engine (4), of the rotating shaft (9) is erected on a support (8) through a bearing, the support (8) is fixed with the base (2), a connecting block (5) used for connecting the ball outlet cylinder (6) is fixed on the rotating shaft (9), and the connecting block (5) is fixed with one end of the ball outlet cylinder (6);
the driving device (10) comprises a variable frequency motor and a speed reducer connected with the variable frequency motor, and the variable frequency motor is electrically connected with the controller.
2. The service device for table tennis training according to claim 1, wherein the lateral displacement assembly comprises a second hydraulic cylinder (17) fixed on the inner wall of the mounting box (11), the second hydraulic cylinder (17) is perpendicular to the first hydraulic cylinder (12), and a pushing block (18) fixed with the ball hitting piece (7) is fixed at the tail end of a piston rod of the second hydraulic cylinder (17).
3. A service device for table tennis training according to claim 1, wherein the pitch adjustment device is arranged above a U-shaped clip (1) for connection to a table tennis table.
4. The service device for table tennis training according to claim 3, wherein the U-shaped clamping member (1) comprises a mounting block (101), a first plate body (102) and a second plate body (103) perpendicular to a mounting surface of the mounting block (101) are respectively arranged at two ends of the mounting block (101), one ends of the first plate body (102) and the second plate body (103) are respectively fixed with the mounting block (101), and a plurality of first fastening structures (3) for fixing the position of the U-shaped clamping member (1) are respectively arranged on the mounting block (101), the first plate body (102) and the second plate body (103).
5. The service device for table tennis training according to claim 4, wherein a guide groove is formed above the mounting block (101), a moving block is arranged in the guide groove, the moving block is fixed with the base (2), and a second fastening structure for fixing the position of the base (2) is arranged on the base (2).
6. The service device for table tennis training according to claim 1, wherein the ball outlet barrel (6) is communicated with a ball storage box (14) through a ball conveying pipe (13), the ball conveying pipe (13) is provided with a photoelectric sensor for sensing whether table tennis balls come out or not, the photoelectric sensor is electrically connected with an external controller, a stepping motor (15) is arranged in the ball storage box (14), four curved surface blocking rods (16) for shifting the table tennis balls to sequentially descend are uniformly distributed on an output shaft of the stepping motor (15), and the stepping motor (15) is respectively electrically connected with the controller and a storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010067394.8A CN111167103B (en) | 2020-01-20 | 2020-01-20 | Service device for table tennis training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010067394.8A CN111167103B (en) | 2020-01-20 | 2020-01-20 | Service device for table tennis training |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111167103A CN111167103A (en) | 2020-05-19 |
| CN111167103B true CN111167103B (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010067394.8A Active CN111167103B (en) | 2020-01-20 | 2020-01-20 | Service device for table tennis training |
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| Country | Link |
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| CN (1) | CN111167103B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111603743A (en) * | 2020-06-03 | 2020-09-01 | 平顶山学院 | Sports teaching tennis service trainer |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060225719A1 (en) * | 2004-04-27 | 2006-10-12 | Leal Jose E | Projectile throwing or launching apparatus |
| CN200987888Y (en) * | 2006-12-31 | 2007-12-12 | 湖南农业大学 | Stationarily-arranged device for projecting balls of volleyball |
| CN205659377U (en) * | 2016-06-08 | 2016-10-26 | 山西大同大学 | Automatic apparatus for launching balls of table tennis |
| CN108187329B (en) * | 2017-12-28 | 2019-08-13 | 温州益蓉机械有限公司 | A kind of athletic training table tennis ball serving equipment |
| CN109011482B (en) * | 2018-10-23 | 2020-05-12 | 西京学院 | Ball serving equipment for sports fixed-point shooting training |
| CN110075504B (en) * | 2019-04-29 | 2020-09-25 | 合肥职业技术学院 | Table tennis ball launching device |
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2020
- 2020-01-20 CN CN202010067394.8A patent/CN111167103B/en active Active
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Inventor after: Cai Guanlan Inventor after: Li Dingxin Inventor after: Niu Jinping Inventor after: Dong Congmin Inventor after: Feng Ting Inventor after: Wei Qin Inventor before: Li Dingxin Inventor before: Niu Jinping Inventor before: Dong Congmin Inventor before: Feng Ting Inventor before: Wei Qin |
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